package main

func switch_structure() int {
	a := 0
	switch a {
	case 1:
		return 1
	case 2:
		return 2
	default:
		return -1
	}
}

func if_structure() int {
	a := 0
	if a > 0 {
		return 1
	} else {
		return 0
	}
}
